[jdk22u] RFR: 8328589: unify os::breakpoint among posix platforms

[Matthias Baesken]

8328589: unify os::breakpoint among posix platforms

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Commit messages:
 - Backport 93d1700f23d42cb35b6028c5d7d029c035711acf

Changes: https://git.openjdk.org/jdk22u/pull/127/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk22u&pr=127&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8328589
  Stats: 44 lines in 4 files changed: 11 ins; 33 del; 0 mod
  Patch: https://git.openjdk.org/jdk22u/pull/127.diff
  Fetch: git fetch https://git.openjdk.org/jdk22u.git pull/127/head:pull/127

PR: https://git.openjdk.org/jdk22u/pull/127